<route>
  {
      meta: {
          layout: 'index',
          title:'分类管理'
      }
  }  
</route>
<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="分类名称" prop="postName">
        <el-input v-model="queryParams.name" placeholder="请输入分类名称" clearable @keyup.enter="handleQuery" />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="分类状态" clearable>
          <el-option v-for="dict in status_dict" :key="dict.value" :label="dict.label" :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" :icon="Search" @click="handleQuery">搜索</el-button>
        <el-button :icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain :icon="Plus" @click="handleAdd" v-hasPermi="['cms:category:create']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain :icon="Edit" :disabled="single" @click="handleUpdate" v-hasPermi="['cms:category:update']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain :icon="Delete" :disabled="multiple" @click="handleDelete" v-hasPermi="['cms:category:delete']">删除</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="tableList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="分类编号" align="center" prop="id" />
      <el-table-column label="分类名称" align="center" prop="name" />
      <el-table-column label="分类排序" align="center" prop="cateSort" />
      <el-table-column label="状态" align="center" prop="status">
        <template #default="scope">
          <el-switch :disabled="!isAdmin" v-model="scope.row.status" :active-value="1" :inactive-value="0" @change="handleStatusChange(scope.row)"></el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button type="text" :icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['cms:category:update']">修改</el-button>
          <el-button type="text" :icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['cms:category:delete']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <Elezh>
      <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize" @pagination="getList" />
    </Elezh>
    
    <!-- 添加或修改分类对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="postRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入分类名称" />
        </el-form-item>
        <el-form-item label="分类顺序" prop="cateSort">
          <el-input-number v-model="form.cateSort" controls-position="right" :min="0" />
        </el-form-item>
        <el-form-item label="分类状态" prop="status">
          <el-radio-group v-model="form.status">
            <el-radio v-for="dict in status_dict" :key="dict.value" :label="dict.value">{{ dict.label }}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Category">
import { Delete, Edit, Plus, Search, Refresh, User, CircleCheck, Key } from '@element-plus/icons-vue'
import { queryList, createOne, deleteOne, queryOne, updateOne } from "../../api/category";
import userStore from "@/store/modules/user";
const isAdmin = ref(userStore().isAdmin);
const { proxy } = getCurrentInstance();
import {status_dict} from "@/constant/dict"

const tableList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    postCode: undefined,
    postName: undefined,
    status: undefined,
  },
  rules: {
    name: [{ required: true, message: "分类名称不能为空", trigger: "blur" }],
    cateSort: [{ required: true, message: "分类顺序不能为空", trigger: "blur" }],
  },
});

const { queryParams, form, rules } = toRefs(data);

/** 查询分类列表 */
function getList() {
  loading.value = true;
  queryList(queryParams.value).then((response) => {
    tableList.value = response.content;
    total.value = response.totalElements;
    loading.value = false;
  });
}
/** 取消按钮 */
function cancel() {
  open.value = false;
  reset();
}
/** 表单重置 */
function reset() {
  form.value = {
    name: undefined,
    cateSort: 1,
    status: undefined,
  };
  proxy.resetForm("postRef");
}
/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}
/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}
/** 多选框选中数据 */
function handleSelectionChange(selection) {
  ids.value = selection.map((item) => item.id);

  single.value = selection.length != 1;
  multiple.value = !selection.length;
}
/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加分类";
}
/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const postId = row.id || ids.value;
  queryOne(postId).then((response) => {
    form.value = response;
    open.value = true;
    title.value = "修改分类";
  });
}
/** 提交按钮 */
function submitForm() {
  proxy.$refs["postRef"].validate((valid) => {
    if (valid) {
      if (form.value.id != undefined) {
        updateOne(form.value).then((response) => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        createOne(form.value).then((response) => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}
/** 删除按钮操作 */
function handleDelete(row) {
  // fix 删除 undefined 错误
  const deleteIds = row.id ? [row.id] : ids.value;
  console.log(deleteIds);
  proxy.$modal
    .confirm('是否确认删除分类编号为"' + deleteIds + '"的数据项？')
    .then(function () {
      let task = [];
      deleteIds.forEach(function (ele, index) {
        task.push(deleteOne(ele));
      });
      return new Promise(function (resolve, reject) {
        Promise.all(task).then((res) => {
          resolve(res);
        });
      });
    })
    .then(() => {
      getList();
      proxy.$modal.msgSuccess("删除成功");
    })
    .catch(() => {});
}
// 修改状态
function handleStatusChange(row) {
  const data = row;
  let text = row.status === 0 ? "停用" : "启用";
  proxy.$modal
    .confirm('确认要"' + text + '""' + row.name + "吗?")
    .then(function () {
      return updateOne(data);
    })
    .then(() => {
      proxy.$modal.msgSuccess(text + "成功");
    })
    .catch(function () {
      row.status = row.status === 0 ? 1 : 0;
    });
}
getList();
</script>
